aluralalonde aluralalonde

12-05-2022
Mathematics

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Factor fully. Show all work.

a) 27m²−3

b) 10x³+5x²−50xy−25y

Respuesta :

12-05-2022

Answer:

A=

[tex]3(3m + 1)(3m - 1)[/tex]

Step-by-step explanation:

[tex] {27m}^{2} - 3[/tex]

Factorise

[tex]3( {9m}^{2} - 1)[/tex]

Rewrite it

[tex]3(( {3m)}^{2} - {1}^{2} )[/tex]

[tex]3(3m + 1)(3m - 1)[/tex]

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